133311332331231 has 8 divisors (see below), whose sum is σ = 180761128584960. Its totient is φ = 87367878815832.

The previous prime is 133311332331223. The next prime is 133311332331239. The reversal of 133311332331231 is 132133233113331.

It is an interprime number because it is at equal distance from previous prime (133311332331223) and next prime (133311332331239).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133311332331231 - 2³ = 133311332331223 is a prime.

It is a super-2 number, since 2×133311332331231² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133311332331192 and 133311332331201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133311332331239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376585684375 + ... + 376585684728.

It is an arithmetic number, because the mean of its divisors is an integer number (22595141073120).

Almost surely, 2^{133311332331231} is an apocalyptic number.

133311332331231 is a deficient number, since it is larger than the sum of its proper divisors (47449796253729).

133311332331231 is an equidigital number, since it uses as much as digits as its factorization.

133311332331231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753171369165.

The product of its digits is 26244, while the sum is 33.

Adding to 133311332331231 its reverse (132133233113331), we get a palindrome (265444565444562).

The spelling of 133311332331231 in words is "one hundred thirty-three trillion, three hundred eleven billion, three hundred thirty-two million, three hundred thirty-one thousand, two hundred thirty-one".